Home / 11,718.26-17,573.16-3,925.28

Finding the Fourth Proportional to 11,718.26, 17,573.16 and 3,925.28

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Solution

The fourth proportional to 11,718.26, 17,573.16 and 3,925.28 is: 5,886.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718.26 : 17,573.16 = 3,925.28 : x
  2. Step 2: Convert to fraction form
    11,718.26/17,573.16 = 3,925.28/x
  3. Step 3: Cross multiply
    11,718.26x = 17,573.16 × 3,925.28
  4. Step 4: Simplify right side
    11,718.26x = 68,979,573.48
  5. Step 5: Solve for x
    x = 68,979,573.48/11,718.26
  6. Step 6: Final answer
    x = 5,886.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.